Recommendation Engine UI Updates Using Combined RL Models

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Solution Overview

Problem

Existing recommendation systems often focus on short-term transaction success and fail to dynamically adjust to user-specific preferences and recent behavior, with static user interfaces that do not effectively account for timing and location of recommendation displays.

Innovation Solution

A system that combines multiple reinforcement learning models to generate dynamic user interface updates, incorporating both global and user-specific data to optimize product recommendations, adjusting their display based on user preferences and behavior.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple reinforcement learning models are combined to generate dynamic recommendations, then user engagement and personalization improve, but system complexity increases

Engineering Contradiction:
Improvepersonalization capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The recommendation system is segmented into multiple independent reinforcement learning models, each specialized for different aspects of user behavior analysis. This allows the system to achieve high personalization capability while managing complexity through modular architecture, where each model can be developed, trained, and maintained independently.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple reinforcement learning models are combined to work together in a unified recommendation framework. The models integrate their individual strengths to provide comprehensive personalized recommendations, achieving superior adaptability while the combination is managed through standardized interfaces and coordination mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If dynamic user interface updates are implemented based on user behavior, then user engagement improves, but bandwidth requirements increase

Engineering Contradiction:
Improveinterface dynamicsVSAvoidbandwidth consumption
Core Design Contradiction:
Adaptability or versatilityVSLoss of energy

Solution Approach 1:

The system implements periodic updates to the user interface based on user behavior patterns, rather than continuous real-time updates. This allows the interface to remain dynamic and responsive to user engagement while significantly reducing bandwidth consumption by updating only when necessary based on detected behavior thresholds.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The dynamic interface updates are applied selectively to specific interface elements based on user behavior patterns, rather than updating the entire interface uniformly. This localizes the bandwidth consumption to only the necessary interface components that require personalization, reducing overall bandwidth requirements while maintaining engagement.

Inventive Principle:
Principle #3Local quality

3Productivity

If recommendation timing and location are made dynamic, then user engagement improves, but computational requirements increase

Engineering Contradiction:
Improverecommendation effectivenessVSAvoidcomputational energy
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The system pre-calculates and stores user behavior patterns and preference profiles during periods of lower computational demand. This preliminary action allows the recommendation engine to quickly retrieve and apply pre-processed data during user interactions, improving recommendation effectiveness while reducing real-time computational energy requirements.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20260024124A1User interface modification from recommendation engine
Publication Date: 2026.01.22 PAYPAL INC
  • US20260024124A1 patent drawing
  • US20260024124A1 patent drawing
  • US20260024124A1 patent drawing

AI summary

The disclosed computer-implemented method may include generating a first recommendation using a first model that uses a first reward function for potential actions and generating a second recommendation using a second model that is independent from the first model and uses a second reward function for the potential actions. The method may also include determining a third recommendation by combining the first recommendation and the second recommendation and updating a user interface based on the third recommendation. Various other methods, systems, and computer-readable media are also disclosed.